PID: 264029 TASK: ffff9e71b229a7c0 CPU: 1 COMMAND: "dd" #0 [ffffc01043797028] machine_kexec at ffffffffa92850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffc01043797080] __crash_kexec at ffffffffa943e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffc01043797140] crash_kexec at ffffffffa943fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffc01043797158] oops_end at ffffffffa9237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffc01043797178] no_context.cold.27 at ffffffffa92a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffc010437971d0] __bad_area_nosemaphore at ffffffffa92a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffc01043797218] bad_area_nosemaphore at ffffffffa92a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffc01043797220] do_kern_addr_fault at ffffffffa92a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffc01043797240] __do_page_fault at ffffffffa92a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffc01043797260] do_page_fault at ffffffffa92a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffc01043797290] page_fault at ffffffffaa200f8e /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236 [exception RIP: lzo1x_1_compress+465] RIP: ffffffffa9a31c41 RSP: ffffc01043797340 RFLAGS: 00010282 RAX: ffff9e71b9ee0002 RBX: ffff9e7183780000 RCX: ffff9e718377fee0 RDX: ffff9e7183770010 RSI: 0000000000000fee RDI: 8097d763102f853e RBP: ffff9e71b9ed0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffc010437973a0 R13: 0000000000004000 R14: ffff9e7183780000 R15: 0000000000000000 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/unaligned/access_ok.h: 50 #11 [ffffc01043797398] lzo_compress at ffffffffa9986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffc010437973b8] crypto_compress at ffffffffa9962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffc010437973c0] compress_chunk at ffffffffc0893520 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 345 #14 [ffffc01043797400] compress_request at ffffffffc1186260 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffc01043797550] osc_brw_prep_request at ffffffffc117e5a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffc010437976b0] osc_build_rpc at ffffffffc1182f93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffc01043797788] osc_check_rpcs at ffffffffc11b1d19 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffc01043797808] __osc_io_unplug at ffffffffc11b200b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffc01043797828] osc_cache_writeback_range at ffffffffc11b5fed [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 637 #20 [ffffc01043797908] osc_io_fsync_start at ffffffffc119d661 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffc01043797950] cl_io_start at ffffffffc0872e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffc01043797980] lov_io_call at ffffffffc1238f81 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1519 #23 [ffffc010437979b0] lov_io_start at ffffffffc123c09b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffc010437979d0] cl_io_start at ffffffffc0872e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffc01043797a00] cl_io_loop at ffffffffc0879532 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffc01043797a40] cl_sync_file_range at ffffffffc1aadd66 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffc01043797aa0] vvp_prune at ffffffffc1b2ffcc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 151 #28 [ffffc01043797ac0] cl_object_prune at ffffffffc0866f3f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffc01043797ae8] ll_layout_lock_set at ffffffffc1ab4e53 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffc01043797b68] ll_layout_refresh at ffffffffc1ab57ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7141 #31 [ffffc01043797bc8] vvp_io_init at ffffffffc1b2f99e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 2044 #32 [ffffc01043797c30] __cl_io_init at ffffffffc0876422 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffc01043797c60] cl_io_init at ffffffffc087659c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffc01043797c88] cl_io_rw_init at ffffffffc0876742 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffc01043797cc0] ll_file_io_generic at ffffffffc1aa330a [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffc01043797db0] do_file_write_iter at ffffffffc1aa4cf2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffc01043797e20] ll_file_write_iter at ffffffffc1aa55ad [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffc01043797e38] new_sync_write at ffffffffa96cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffc01043797ec0] __vfs_write at ffffffffa96d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffc01043797ec8] vfs_write at ffffffffa96d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffc01043797ef8] ksys_write at ffffffffa96d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffc01043797f30] __x64_sys_write at ffffffffa96d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffc01043797f38] do_syscall_64 at ffffffffa9204641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffc01043797f50] entry_SYSCALL_64_after_hwframe at ffffffffaa2000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f6cd1177688 RSP: 00007ffc730cc718 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6cd1177688 RDX: 0000000000010000 RSI: 000055f04ea0f000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055f04ea0f40e R10: 0000000000000000 R11: 0000000000000246 R12: 000055f04ea0f000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055f04ea0f000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b